Dual Casting + Thornbite Staff + Force of Rage + Phyrexian Altar

Prerequisites

• Dual Casting and Thornbite Staff attached to the same creature.
• The creature with Dual Casting attached does not have summoning sickness.

Steps

1. 1Cast Force of Rage by paying .
2. 2Holding priority, activate the creature with Dual Casting attached by paying and tapping it, copying Force of Rage.
3. 3Resolve the copy of Force of Rage, creating two 3/1 Elemental creature tokens with haste.
4. 4Activate Phyrexian Altar by sacrificing an Elemental, adding .
5. 5The Elemental dies, triggering the creature with Thornbite Staff attached, untapping the creature.
6. 6Repeat from step 2 for an arbitrarily large number of creature tokens.
7. 7Activate Phyrexian Altar twice by sacrificing two Elementals, adding .
8. 8Thornbite Staff triggers twice, untapping the equipped creature.
9. 9Activate the equipped creature by paying and tapping it, dealing 1 damage to any target.
10. 10Repeat from step 7.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens with haste
• Infinite damage
• Infinite death triggers
• Infinite magecraft triggers